Separated FFDec core library and the rest (GUI).

FFDec Library is now LGPLv3, others stay GPLv3.
Version changed to 3.0.0 for FFDec, 1.0.0 for FFDec Library.

libsrc/ffdec_lib/src/com/jpexs/helpers/ReReadableInputStream.java

@@ -0,0 +1,94 @@
+/*
+ *  Copyright (C) 2010-2014 JPEXS, All rights reserved.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3.0 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ */
+package com.jpexs.helpers;
+
+import com.jpexs.helpers.streams.SeekableInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class ReReadableInputStream extends SeekableInputStream {
+
+    InputStream is;
+    ByteArrayOutputStream baos = new ByteArrayOutputStream();
+    byte[] converted;
+    long pos = 0;
+    int count = 0;
+
+    public int getCount() {
+        return count;
+    }
+
+    public byte[] getAllRead() {
+        return baos.toByteArray();
+    }
+
+    public long getPos() {
+        return pos;
+    }
+
+    public ReReadableInputStream(InputStream is) {
+        this.is = is;
+    }
+
+    @Override
+    public void seek(long pos) throws IOException {
+        if (pos > count) {
+            this.pos = count;
+            skip(pos - count);
+        }
+        this.pos = pos;
+    }
+
+    @Override
+    public synchronized void reset() throws IOException {
+        seek(0);
+    }
+
+    @Override
+    public int read() throws IOException {
+        if (pos < count) {
+            if (converted == null) {
+                converted = baos.toByteArray();
+            }
+            int ret = converted[(int) pos] & 0xff;
+            pos++;
+            return ret;
+        }
+        int i = is.read();
+        if (i > -1) {
+            baos.write(i);
+            count++;
+        }
+        pos++;
+        converted = null;
+
+        return i;
+    }
+
+    @Override
+    public int available() throws IOException {
+        return (count + is.available()) - (int) pos;
+    }
+
+    public long length() throws IOException {
+        return count + is.available();
+    }